Submission #1309850

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Source Code Expand

#include <cstdio>

using namespace std;

int main() {
    int n, a, b;
    
    scanf("%d %d %d", &n, &a, &b);
    
    if (a > b || (n == 1 && a != b)) {
        puts("0");
    } else {
        printf("%lld\n", (a + (long long)b * (n - 1)) - (b + (long long)a * (n - 1)) + 1);
    }
    
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d", &n, &a, &b);
                                  ^

Judge Result